How to find the shortest distance between a point and a line.
How to derive the equation for the distance between two points using the Pythagorean Theorem.
How to derive the distance formula for polar coordinates.
How to find the speed of transit when the time of two different legs is known.
How to determine the triangle side inequalities.
How to define and construct an angle bisector.
How to derive the equation for a circle using the distance formula.
How to use the distance formula to derive the equation for a circle.
How to derive the formula for the midpoint of a segment in three dimensions.
How to define a chord; how to describe the effect of a perpendicular bisector of a chord and the distance from the center of the circle.
An explanation of displacement.
Understanding that absolute value represents a distance from zero
How to calculate average speed.
What is absolute value?